Pairs
Date of birth: 12.09.2013
Theresia Dorothea GRUENWALD
Place of birth: Berlin
Height:  cm
GER
Home town: Berlin
Profession: junior high school student
Hobbies:
Start sk. / Club: 2017 / Sport Club Charlottenburg
Internet / Social Media contact:  
Internet / Social Media contact (Couple):  
Former Partners:
Date of birth: 18.12.2009
Jason JAEHNCHEN
Place of birth: Berlin
Height: 181 cm
GER
Home town: Berlin
Profession: high school student
Hobbies:
Start sk. / Club:  / SCC
Internet / Social Media contact:  
Internet / Social Media contact (Couple):  
Former Partners:
Coach: Silke Heritz
Choreographer: Joti Polizoakis
Practice low season: 10 h/week Berlin
Practice high season: 10 h/week Berlin
Music Short Program as of season 2026/2027
Paint it Black -  - 
Music Free Skating / Free Dance as of season 2026/2027
New York; New York - Frank Sinatra - John Kander, Fred Ebb, 
                                                      
19/20 20/21 21/22 22/23 23/24 24/25 25/26 26/27
Olympic Games                
World Champ.                
European Champ.                
Four Continents                
World Juniors                
National Champ.                
S=Senior; J=Junior; N=Novice
International Competition Year Place International Competition Year Place
Personal Bests | Competition Results | Privacy Policy
© copyright by: International Skating Union, Avenue Juste-Olivier 17, CH - 1006 Lausanne
21/09/2026 07:41:15 UTC